Tsz Ying Chui
NPI 1104178870 · Counselor · San Francisco, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tsz Ying Chui is a Counselor provider in San Francisco, CA (NPI 1104178870).
Provider details
- NPI number
- 1104178870
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Behavior Analyst103K00000X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 2100 5th StreetDavis, CA 95618Phone: (530) 902-4915
Registry dates
- Enumerated
- 2012-10-05
- Last updated
- 2022-01-19
- Certified
- 2022-01-19
Frequently asked questions
- What is Tsz Ying Chui's NPI number?
- Tsz Ying Chui's National Provider Identifier (NPI) is 1104178870, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tsz Ying Chui's specialty?
- Tsz Ying Chui is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is Tsz Ying Chui located?
- Tsz Ying Chui's practice location on file with NPPES is 1001 Potrero Ave, San Francisco, CA 94110.
- What is Tsz Ying Chui's phone number?
- The practice phone number listed in the NPPES registry for Tsz Ying Chui is (415) 206-4578.
- Does Tsz Ying Chui accept Medicare?
- Tsz Ying Chui is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tsz Ying Chui's NPI active?
- Yes — Tsz Ying Chui's NPI (1104178870) is active in the NPPES registry as of the last update on 2022-01-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.